* ======================================================
*
* LyX, The Document Processor
- *
+ *
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2001 The LyX Team.
*
#include "lyxlength.h"
#include "lengthcommon.h"
#include "lyxrc.h"
-#include "BufferView.h"
-#include "lyxtext.h"
+
+#include "support/lstrings.h"
#include "Lsstream.h"
{}
+#ifndef NO_PEXTRA_REALLY
+// compatibility stuff < version 1.2.0pre and for
+// "old" 1.2.0 files before the pre
+namespace {
+string const convertOldRelLength(string const & oldLength)
+{
+ // we can have only one or none of the following
+ if (oldLength.find("c%") != string::npos) {
+ return subst(oldLength,"c%","col%");
+
+ } else if (oldLength.find("t%") != string::npos) {
+ if (oldLength.find("text%") != string::npos)
+ return oldLength;
+ else
+ return subst(oldLength,"t%","text%");
+
+ } else if (oldLength.find("l%") != string::npos) {
+ if (oldLength.find("col%") != string::npos)
+ return oldLength;
+ else
+ return subst(oldLength,"l%","line%");
+
+ } else if (oldLength.find("p%") != string::npos)
+ return subst(oldLength,"p%","page%");
+
+ return oldLength;
+}
+} // end anon
+#endif
+
LyXLength::LyXLength(string const & data)
: val_(0), unit_(LyXLength::PT)
{
LyXLength tmp;
-
+
+#ifndef NO_PEXTRA_REALLY
+ // this is needed for 1.1.x minipages with width like %t
+ if (!isValidLength (convertOldRelLength(data), &tmp))
+#else
if (!isValidLength (data, &tmp))
+#endif
+ if (!isValidLength (convertOldRelLength(data), &tmp))
return; // should raise an exception
val_ = tmp.val_;
string const LyXLength::asLatexString() const
{
ostringstream buffer;
- switch(unit_) {
+ switch (unit_) {
case PW:
+ buffer << abs(static_cast<int>(val_/100)) << "."
+ << abs(static_cast<int>(val_)%100) << "\\textwidth";
+ break;
case PE:
buffer << abs(static_cast<int>(val_/100)) << "."
<< abs(static_cast<int>(val_)%100) << "\\columnwidth";
break;
case PP:
buffer << abs(static_cast<int>(val_/100)) << "."
- << abs(static_cast<int>(val_)%100) << "\\pagewidth";
+ << abs(static_cast<int>(val_)%100) << "\\paperwidth";
break;
case PL:
buffer << abs(static_cast<int>(val_/100)) << "."
}
-bool LyXLength::zero() const
+bool LyXLength::zero() const
{
return val_ == 0.0;
}
-int LyXLength::inPixels(BufferView const * bv) const
+int LyXLength::inPixels(int default_width, int default_height) const
{
- // Height of a normal line in pixels (zoom factor considered)
- int height = bv->text->defaultHeight(); // [pixels]
- int default_width = bv->workWidth();
-
// Zoom factor specified by user in percent
double const zoom = lyxrc.zoom / 100.0; // [percent]
// display negative space with text too
double result = 0.0;
int val_sign = val_ < 0.0 ? -1 : 1;
-
+
switch (unit_) {
case LyXLength::SP:
// Scaled point: sp = 1/65536 pt
break;
case LyXLength::EX:
// Ex: The height of an "x"
- result = zoom * val_ * height / 2; // what to / width?
+ result = zoom * val_ * default_height / 2; // what to / width?
break;
case LyXLength::EM: // what to / width?
// Em: The width of an "m"
- result = zoom * val_ * height / 2; // Why 2?
+ result = zoom * val_ * default_height / 2; // Why 2?
break;
case LyXLength::MU: // This is probably only allowed in
// math mode
- result = zoom * val_ * height;
+ result = zoom * val_ * default_height;
break;
case LyXLength::PW: // Always % of workarea
case LyXLength::PE:
}
+int LyXLength::inBP() const
+{
+ // return any LyXLength value as a one with
+ // the PostScript point, called bp (big points)
+ double result = 0.0;
+ int val_sign = val_ < 0.0 ? -1 : 1;
+ switch (unit_) {
+ case LyXLength::CM:
+ // 1bp = 0.2835cm
+ result = val_ * 28.346;
+ break;
+ case LyXLength::MM:
+ // 1bp = 0.02835mm
+ result = val_ * 2.8346;
+ break;
+ case LyXLength::IN:
+ // 1pt = 1/72in
+ result = val_ * 72.0;
+ break;
+ default:
+ // no other than bp possible
+ result = val_;
+ break;
+ }
+ return static_cast<int>(result * val_sign + 0.5);
+}
+
+
bool operator==(LyXLength const & l1, LyXLength const & l2)
{
return l1.value() == l2.value() && l1.unit() == l2.unit();
{
return !(l1 == l2);
}
-